#include<stdio.h>
#include<stdlib.h>
void tc(char *a)
{
    FILE *fp;
    char ch;
    fp=fopen(a,"r");
    ch=fgetc(fp);
    printf("ascii码输出为：");
    while(ch!=EOF)
    {
        if(ch=='\n') 
            printf("\n");
        else 
            printf("%d   ",ch);
        ch=fgetc(fp);
    }
}
